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<div class="title">http_connection.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#ifndef _HTTP_CONNECTION_H</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define _HTTP_CONNECTION_H</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="preprocessor">#include &lt;boost/shared_ptr.hpp&gt;</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="preprocessor">#include &lt;boost/asio.hpp&gt;</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="preprocessor">#include &lt;boost/enable_shared_from_this.hpp&gt;</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#include &lt;boost/random/mersenne_twister.hpp&gt;</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor">#include &lt;boost/random/uniform_int.hpp&gt;</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#include &lt;boost/random/variate_generator.hpp&gt;</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &lt;limits.h&gt;</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor">#include &quot;../../engine/estimate.h&quot;</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">//forward declaration</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="keyword">namespace </span>engine</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;{</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="keyword">class </span>cSession;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;}</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="keyword">namespace </span>http_server</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;{</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="keyword">class </span>cResponse;</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="keyword">class </span>cRequest;</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="keyword">class </span>cConnectionManager;</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;</div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="classhttp__server_1_1cHttpConnection.html">   28</a></span>&#160;<span class="keyword">class </span><a class="code" href="classhttp__server_1_1cHttpConnection.html">cHttpConnection</a></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;    : <span class="keyword">public</span> boost::enable_shared_from_this&lt;cHttpConnection&gt;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;{</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    <span class="keyword">typedef</span> boost::shared_ptr&lt;cHttpConnection&gt; connection_ptr;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;    <span class="keyword">typedef</span> std::map&lt;std::size_t, engine::cSession*&gt; sessions_map;</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    <span class="keyword">static</span> connection_ptr Create(boost::asio::io_service&amp; io_service, <a class="code" href="classhttp__server_1_1cConnectionManager.html">cConnectionManager</a> &amp;conn_manager)</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    {</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        <span class="keywordflow">return</span> connection_ptr(<span class="keyword">new</span> <a class="code" href="classhttp__server_1_1cHttpConnection.html">cHttpConnection</a>(io_service, conn_manager));</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    }</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;    boost::asio::ip::tcp::socket&amp; GetSocket()</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    {</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        <span class="keywordflow">return</span> m_Socket;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    }</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    <span class="keywordtype">void</span> HandleClient();</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    <span class="keywordtype">void</span> HandleRequest(<span class="keyword">const</span> boost::system::error_code&amp; error);</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;    <span class="keywordtype">void</span> HandleExistingSession(<a class="code" href="classhttp__server_1_1cResponse.html">cResponse</a>&amp; response, <span class="keyword">const</span> <a class="code" href="classhttp__server_1_1cRequest.html">cRequest</a>&amp; _request, <span class="keyword">const</span> std::size_t ses_id);</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    <span class="keywordtype">void</span> HandleWriteResponse(<span class="keyword">const</span> boost::system::error_code&amp; error);</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;    <span class="keywordtype">void</span> Stop();</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    <span class="keyword">static</span> <span class="keywordtype">void</span> ClearSessions()</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    {</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        s_Sessions.clear();</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    }</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    <a class="code" href="classhttp__server_1_1cHttpConnection.html">cHttpConnection</a>(boost::asio::io_service&amp; io_service, <a class="code" href="classhttp__server_1_1cConnectionManager.html">cConnectionManager</a> &amp;conn_manager)</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        :m_Socket(io_service),</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;         m_ConnectionManager(conn_manager)</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    {</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    }</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <span class="keyword">static</span> std::size_t GetRandUniqueId()</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    {</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        <span class="keyword">static</span> boost::mt19937 gen;</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keyword">static</span> boost::uniform_int&lt;&gt; dist(1, INT_MAX);</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;        <span class="keyword">static</span> boost::variate_generator&lt;boost::mt19937&amp;, boost::uniform_int&lt;&gt; &gt; rnd(gen, dist);</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        std::size_t random_id = rnd();</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        <span class="keywordflow">if</span>(cHttpConnection::s_Sessions.empty())</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;            <span class="keywordflow">return</span> random_id;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;        <span class="keywordflow">if</span>(cHttpConnection::s_Sessions.find(random_id) == cHttpConnection::s_Sessions.end())</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;            <span class="keywordflow">return</span> random_id;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        <span class="keywordflow">else</span></div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;            <span class="keywordflow">return</span> GetRandUniqueId();</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    }</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    boost::asio::ip::tcp::socket m_Socket;</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    boost::asio::streambuf m_RequestBuf;</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    boost::asio::streambuf m_ResponseBuf;</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <a class="code" href="classhttp__server_1_1cConnectionManager.html">cConnectionManager</a> &amp;m_ConnectionManager;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <span class="keywordtype">bool</span> m_HttpVersion;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <span class="keyword">static</span> sessions_map s_Sessions;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <span class="keyword">static</span> engine::cEstimator s_Estimator;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;};</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="keyword">typedef</span> boost::shared_ptr&lt;cHttpConnection&gt; connection_ptr;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;}<span class="comment">//namespace http_server</span></div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="ttc" id="classhttp__server_1_1cHttpConnection_html"><div class="ttname"><a href="classhttp__server_1_1cHttpConnection.html">http_server::cHttpConnection</a></div><div class="ttdef"><b>Definition:</b> http_connection.h:28</div></div>
<div class="ttc" id="classhttp__server_1_1cRequest_html"><div class="ttname"><a href="classhttp__server_1_1cRequest.html">http_server::cRequest</a></div><div class="ttdef"><b>Definition:</b> http_request.h:33</div></div>
<div class="ttc" id="classhttp__server_1_1cResponse_html"><div class="ttname"><a href="classhttp__server_1_1cResponse.html">http_server::cResponse</a></div><div class="ttdef"><b>Definition:</b> http_response.h:24</div></div>
<div class="ttc" id="classhttp__server_1_1cConnectionManager_html"><div class="ttname"><a href="classhttp__server_1_1cConnectionManager.html">http_server::cConnectionManager</a></div><div class="ttdef"><b>Definition:</b> connection_manager.h:12</div></div>
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